/*
 * Copyright 2022-2023 Bytedance Ltd. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.bytedance.bitsail.connector.legacy.hudi.sink.common;

import org.apache.flink.runtime.operators.coordination.OperatorEvent;
import org.apache.flink.runtime.operators.coordination.OperatorEventGateway;
import org.apache.flink.streaming.api.functions.ProcessFunction;
import org.apache.flink.streaming.api.operators.BoundedOneInput;

/**
 * Base class for write function.
 *
 * @param <I> the input type
 */
public abstract class AbstractWriteFunction<I> extends ProcessFunction<I, Object> implements BoundedOneInput {
  /**
   * Sets up the event gateway.
   */
  public abstract void setOperatorEventGateway(OperatorEventGateway operatorEventGateway);

  /**
   * Invoked when bounded source ends up.
   */
  public abstract void endInput();

  /**
   * Handles the operator event sent by the coordinator.
   *
   * @param event The event
   */
  public abstract void handleOperatorEvent(OperatorEvent event);
}
